1.Standard:ASTM BS JIS DIN EN GB 2.Grade:16Mn 27SiMn 410 Cr5Mo 15CrM 5.Package:bundles or as per the buyers' requirement ItemMaterial Standard Specification (OD&WT)mmUsage High-pressureboiler pipe15CrMoG,12Cr1MoG20G,A106,ST45-8GB5310-95ASTMA106-99DIN17175-7914-630*2-80Tempersture-resistant seamless steel pipefor high-pressure boilerSeamless pipes for petroleum20, 12CrMo, 15Cr1MoCr5Mo, Cr9MoGB9948 ...